Page actions behave as disableable browser actions when script badges are enabled.

chrome/browser/ui/views/browser_action_view.h

Index: chrome/browser/ui/views/browser_action_view.h
diff --git a/chrome/browser/ui/views/browser_action_view.h b/chrome/browser/ui/views/browser_action_view.h
index 2cb8a93a1e318bbe8e6c50aff2940f27b11f0aa6..3ef5e8e1fe0ed67134e979ae71647ae8257c9b28 100644
--- a/chrome/browser/ui/views/browser_action_view.h
+++ b/chrome/browser/ui/views/browser_action_view.h
@@ -88,6 +88,11 @@ class BrowserActionButton : public views::MenuButton,
   void SetButtonPushed();
   void SetButtonNotPushed();
 
+  // Whether the browser action is enabled on this tab. Note that we cannot use
+  // the built-in views enabled/SetEnabled because disabled views cannot

[sky, 2012/07/16 15:43:46]

cannot -> do not

[Yoyo Zhou, 2012/07/16 17:45:45]

Done.

+  // receive drag events.
+  bool IsEnabled(int tab_id) const;
+
  protected:
   // Overridden from views::View:
   virtual void ViewHierarchyChanged(bool is_add,